What tyre size does a Audi Q4 use?

The most common size is 235/45R21. Depending on generation and engine, the Audi Q4 uses 6 different sizes including 235/45R21, 235/50R20, 235/55R19, 255/40R21, 255/45R20.

Where do I find my exact Audi Q4 tyre size?

Check the tyre placard in the driver's door jamb or fuel flap, or use the lookup tool on this page to select your generation and engine.

Tyres › Audi › Q4

Audi Q4 tyre sizes

All factory fitments by generation and engine — 6 sizes across 2 generations.

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Quick answer

The most common tyre size on the Audi Q4 is 235/45R21 (overall diameter ≈ 745 mm). Exact fitment depends on generation and engine — full breakdown below.

Q4 e-tron (FZ) 2021 - SUV (2021–present)

Engine	Tyre sizes
Q4 35 e-tron - 95 PS - Electrical	235/45R21 235/50R20 235/55R19 255/40R21 255/45R20 255/50R19
Q4 40 e-tron - 95 PS - Electrical	235/45R21 235/50R20 235/55R19 255/40R21 255/45R20 255/50R19
Q4 45 e-tron - 121 PS - Electrical	235/45R21 235/50R20 235/55R19 255/40R21 255/45R20 255/50R19
Q4 45 e-tron Quattro - 105 PS - Electrical	235/45R21 235/50R20 235/55R19 255/40R21 255/45R20 255/50R19
Q4 50 e-tron Quattro - 105 PS - Electrical	235/45R21 235/50R20 235/55R19 255/40R21 255/45R20 255/50R19
Q4 55 e-tron Quattro - 105 PS - Electrical	235/45R21 235/50R20 235/55R19 255/40R21 255/45R20 255/50R19

Q4 Sportback e-tron (FZ) 2021 - SUV (2021–present)

Engine	Tyre sizes
Q4 Sportback 35 e-tron - 95 PS - Electrical	235/45R21 235/50R20 235/55R19 255/40R21 255/45R20 255/50R19
Q4 Sportback 40 e-tron - 95 PS - Electrical	235/45R21 235/50R20 235/55R19 255/40R21 255/45R20 255/50R19
Q4 Sportback 45 e-tron - 121 PS - Electrical	235/45R21 235/50R20 235/55R19 255/40R21 255/45R20 255/50R19
Q4 Sportback 45 e-tron Quattro - 105 PS - Electrical	235/45R21 235/50R20 235/55R19 255/40R21 255/45R20 255/50R19
Q4 Sportback 50 e-tron Quattro - 105 PS - Electrical	235/45R21 235/50R20 235/55R19 255/40R21 255/45R20 255/50R19
Q4 Sportback 55 e-tron Quattro - 105 PS - Electrical	235/45R21 235/50R20 235/55R19 255/40R21 255/45R20 255/50R19

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